On iOS, if you change or remove data from Firebase and start the app, onChildChanged or onChildRemoved are getting called to deliver the changed/removed data. On Android, the methods are only called when the app is running but not after…
I have a firebase v2 function set to timeout in 540 seconds however httpsCallableFromURL catches with an error saying Firebase Error: deadline-exceeded before the function finishes. Here's the template of my firebase function: exports.functionname = functions.https.onCall( { timeoutSeconds: 540, cpu:…
I'm working on a to-do list app in React that connects to a Firestore Database and I'm able to send the data correctly to Firebase, but my {task.name} is not displaying. The list numbers and the button are loading, but…
Trying to build my first project using React and firebase. I have a Header.jsx component where I'm mapping names of all added categories like shown below: const [data, setData] = useState([]); // Getting all categories from firebase. useEffect(() => {…
I am creating a web app for a DJ where users can open up the site by QR code and request songs. Another section displays the current lineup, with up and downvoting capabilities. I current have it set so when…
In a chat app I am building I want to deduct credits from a user's account, whenever the users sends a message and when a chat is initiated. The user account is accessible in the app as a context and…
In my app each user has a "balance" entry in Firestore that handles their in-app credits. How can I update in a secure way their balances when they interact with the app? At the moment I update the balance client-side,…
I am trying to create a flutter app, and I am trying to test out the routing methods to link my home page to different screens. I have a button on my initial screen that is supposed to open another…
I have a firestore-collection "Messages" with a boolean-field "viewed" and a field "userToRef" which contains a coll:Users-reference. I want my cloud-function to update the field "viewed" to "True" in all docs in the coll:Message, that have the same user-reference in…
I have a user collection in firestore and each user object has an array of references to "tasks" that they have applied to. Tasks is a separate collection as well and each task object has a user ref array as…